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TIL: Thomas Jefferson introduced macaroni and cheese to the US

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DDlj Til: US law does not require employers to grant any vacation or holidays, and about 25% of all employees receive no paid vacation time or paid holidays
6EP9W TIL: in 1921, White Castle changed the Nation's perception of beef from "low grade meat likely to be richer with E coli than nutrients" by creating a logistics system having fresh beef delivered twice a day and on display in the front of their shops, as well as inventing the hamburger bun.
4k7a TIL that the language spoken by Leeloo in film 5th Element was invented by director Luc Besson and refined by Milla Jovovich. By the end of filming they were able to have full conversations in this language.
noy7 TIL since the 1990s, Carmel, Indiana has been replacing all signaled intersections with roundabouts. Benefits include gas savings of 24k gallons/year per roundabout; construction costs $125,000 less per intersection; injury accidents dropped by 80 percent and total accidents dropped by 40 percent.
nexMP TIL that women now out number men by almost a 60% to 40% ratio for nearly all degrees in higher education, this is especially so in business and MBA programs.